<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片区域 -->
    <el-card>
      <div id="main" style="width: 1200px;height:500px;"></div>
    </el-card>
  </div>
</template>

<script>
import _ from 'lodash'
import * as echarts from 'echarts'
export default {
  data () {
    return {
      options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis', // 触发类型
          axisPointer: { // 坐标轴指示器
            type: 'cross', // 十字准星
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true // 坐标轴是否包含刻度
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }

    }
  },
  methods: {},
  computed: {},
  watch: {},
  filters: {},
  components: {},
  created () { },
  async mounted () {
    var myChart = echarts.init(document.getElementById('main'))
    const { data: res } = await this.$http.get('reports/type/1')
    if (res.meta.status !== 200) return this.$message.error('获取图表失败')
    this.$message.success('获取图表成功')
    // const result = { ...res.data, ...this.options }
    const result = _.merge(res.data, this.options)
    // 绘制图表
    myChart.setOption(result)
  }
}
</script>

<style scoped lang='less'>
</style>
